Probably going to merge accept and network threads

src/connection.cpp

@@ -47,19 +47,25 @@ void Connection::appendMessage(std::string_view s, bool copyToArena) {
   }
 }
 
-std::string_view Connection::readBytes(char *buf, size_t buffer_size) {
-  int r = read(fd_, buf, buffer_size);
-  if (r == -1) {
-    if (errno == EINTR || errno == EAGAIN) {
-      return {}; // Empty string_view indicates no data or would block
+int Connection::readBytes(char *buf, size_t buffer_size) {
+  int r;
+  for (;;) {
+    r = read(fd_, buf, buffer_size);
+    if (r == -1) {
+      if (errno == EINTR) {
+        continue;
+      }
+      if (errno == EAGAIN) {
+        return 0;
+      }
+      perror("read");
+      return -1;
     }
-    perror("read");
-    return {}; // Error - let server handle connection cleanup
+    if (r == 0) {
+      return -1;
+    }
+    return r;
   }
-  if (r == 0) {
-    return {}; // EOF - let server handle connection cleanup
-  }
-  return {buf, size_t(r)};
 }
 
 bool Connection::writeBytes() {